90234800

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{383}}^1$

素因数の和:451

約数の個数: 120

約数和(自身を含む): 236175360

約数和(自身を除く): 145940560

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 31, 38, 40, 50, 62, 76, 80, 95, 100, 124, 152, 155, 190, 200, 248, 304, 310, 380, 383, 400, 475, 496, 589, 620, 760, 766, 775, 950, 1178, 1240, 1520, 1532, 1550, 1900, 1915, 2356, 2480, 2945, 3064, 3100, 3800, 3830, 4712, 5890, 6128, 6200, 7277, 7600, 7660, 9424, 9575, 11780, 11873, 12400, 14554, 14725, 15320, 19150, 23560, 23746, 29108, 29450, 30640, 36385, 38300, 47120, 47492, 58216, 58900, 59365, 72770, 76600, 94984, 116432, 117800, 118730, 145540, 153200, 181925, 189968, 225587, 235600, 237460, 291080, 296825, 363850, 451174, 474920, 582160, 593650, 727700, 902348, 949840, 1127935, 1187300, 1455400, 1804696, 2255870, 2374600, 2910800, 3609392, 4511740, 4749200, 5639675, 9023480, 11279350, 18046960, 22558700, 45117400, 90234800]

約数ペア:

[(1, 90234800), (2, 45117400), (4, 22558700), (5, 18046960), (8, 11279350), (10, 9023480), (16, 5639675), (19, 4749200), (20, 4511740), (25, 3609392), (31, 2910800), (38, 2374600), (40, 2255870), (50, 1804696), (62, 1455400), (76, 1187300), (80, 1127935), (95, 949840), (100, 902348), (124, 727700), (152, 593650), (155, 582160), (190, 474920), (200, 451174), (248, 363850), (304, 296825), (310, 291080), (380, 237460), (383, 235600), (400, 225587), (475, 189968), (496, 181925), (589, 153200), (620, 145540), (760, 118730), (766, 117800), (775, 116432), (950, 94984), (1178, 76600), (1240, 72770), (1520, 59365), (1532, 58900), (1550, 58216), (1900, 47492), (1915, 47120), (2356, 38300), (2480, 36385), (2945, 30640), (3064, 29450), (3100, 29108), (3800, 23746), (3830, 23560), (4712, 19150), (5890, 15320), (6128, 14725), (6200, 14554), (7277, 12400), (7600, 11873), (7660, 11780), (9424, 9575)]