990592937750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{983}}^1\times {\mathrm{2081}}^1$

素因数の和:3243

約数の個数: 128

約数和(自身を含む): 2013450566400

約数和(自身を除く): 1022857628650

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 149, 250, 298, 325, 650, 745, 983, 1490, 1625, 1937, 1966, 2081, 3250, 3725, 3874, 4162, 4915, 7450, 9685, 9830, 10405, 12779, 18625, 19370, 20810, 24575, 25558, 27053, 37250, 48425, 49150, 52025, 54106, 63895, 96850, 104050, 122875, 127790, 135265, 146467, 242125, 245750, 260125, 270530, 292934, 310069, 319475, 484250, 520250, 620138, 638950, 676325, 732335, 1352650, 1464670, 1550345, 1597375, 1904071, 2045623, 3100690, 3194750, 3381625, 3661675, 3808142, 4030897, 4091246, 6763250, 7323350, 7751725, 8061794, 9520355, 10228115, 15503450, 18308375, 19040710, 20154485, 20456230, 26593099, 36616750, 38758625, 40308970, 47601775, 51140575, 53186198, 77517250, 95203550, 100772425, 102281150, 132965495, 201544850, 238008875, 255702875, 265930990, 304797827, 476017750, 503862125, 511405750, 609595654, 664827475, 1007724250, 1329654950, 1523989135, 3047978270, 3324137375, 3962371751, 6648274750, 7619945675, 7924743502, 15239891350, 19811858755, 38099728375, 39623717510, 76199456750, 99059293775, 198118587550, 495296468875, 990592937750]

約数ペア:

[(1, 990592937750), (2, 495296468875), (5, 198118587550), (10, 99059293775), (13, 76199456750), (25, 39623717510), (26, 38099728375), (50, 19811858755), (65, 15239891350), (125, 7924743502), (130, 7619945675), (149, 6648274750), (250, 3962371751), (298, 3324137375), (325, 3047978270), (650, 1523989135), (745, 1329654950), (983, 1007724250), (1490, 664827475), (1625, 609595654), (1937, 511405750), (1966, 503862125), (2081, 476017750), (3250, 304797827), (3725, 265930990), (3874, 255702875), (4162, 238008875), (4915, 201544850), (7450, 132965495), (9685, 102281150), (9830, 100772425), (10405, 95203550), (12779, 77517250), (18625, 53186198), (19370, 51140575), (20810, 47601775), (24575, 40308970), (25558, 38758625), (27053, 36616750), (37250, 26593099), (48425, 20456230), (49150, 20154485), (52025, 19040710), (54106, 18308375), (63895, 15503450), (96850, 10228115), (104050, 9520355), (122875, 8061794), (127790, 7751725), (135265, 7323350), (146467, 6763250), (242125, 4091246), (245750, 4030897), (260125, 3808142), (270530, 3661675), (292934, 3381625), (310069, 3194750), (319475, 3100690), (484250, 2045623), (520250, 1904071), (620138, 1597375), (638950, 1550345), (676325, 1464670), (732335, 1352650)]