21167368850

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{7853}}^1$

素因数の和:7980

約数の個数: 96

約数和(自身を含む): 42633271296

約数和(自身を除く): 21465902446

約数列:

[1, 2, 5, 10, 25, 31, 37, 47, 50, 62, 74, 94, 155, 185, 235, 310, 370, 470, 775, 925, 1147, 1175, 1457, 1550, 1739, 1850, 2294, 2350, 2914, 3478, 5735, 7285, 7853, 8695, 11470, 14570, 15706, 17390, 28675, 36425, 39265, 43475, 53909, 57350, 72850, 78530, 86950, 107818, 196325, 243443, 269545, 290561, 369091, 392650, 486886, 539090, 581122, 738182, 1217215, 1347725, 1452805, 1845455, 2434430, 2695450, 2905610, 3690910, 6086075, 7264025, 9007391, 9227275, 11441821, 12172150, 13656367, 14528050, 18014782, 18454550, 22883642, 27312734, 45036955, 57209105, 68281835, 90073910, 114418210, 136563670, 225184775, 286045525, 341409175, 423347377, 450369550, 572091050, 682818350, 846694754, 2116736885, 4233473770, 10583684425, 21167368850]

約数ペア:

[(1, 21167368850), (2, 10583684425), (5, 4233473770), (10, 2116736885), (25, 846694754), (31, 682818350), (37, 572091050), (47, 450369550), (50, 423347377), (62, 341409175), (74, 286045525), (94, 225184775), (155, 136563670), (185, 114418210), (235, 90073910), (310, 68281835), (370, 57209105), (470, 45036955), (775, 27312734), (925, 22883642), (1147, 18454550), (1175, 18014782), (1457, 14528050), (1550, 13656367), (1739, 12172150), (1850, 11441821), (2294, 9227275), (2350, 9007391), (2914, 7264025), (3478, 6086075), (5735, 3690910), (7285, 2905610), (7853, 2695450), (8695, 2434430), (11470, 1845455), (14570, 1452805), (15706, 1347725), (17390, 1217215), (28675, 738182), (36425, 581122), (39265, 539090), (43475, 486886), (53909, 392650), (57350, 369091), (72850, 290561), (78530, 269545), (86950, 243443), (107818, 196325)]