21568250

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:93

約数の個数: 96

約数和(自身を含む): 47803392

約数和(自身を除く): 26235142

約数列:

[1, 2, 5, 10, 11, 22, 23, 25, 31, 46, 50, 55, 62, 110, 115, 121, 125, 155, 230, 242, 250, 253, 275, 310, 341, 506, 550, 575, 605, 682, 713, 775, 1150, 1210, 1265, 1375, 1426, 1550, 1705, 2530, 2750, 2783, 2875, 3025, 3410, 3565, 3751, 3875, 5566, 5750, 6050, 6325, 7130, 7502, 7750, 7843, 8525, 12650, 13915, 15125, 15686, 17050, 17825, 18755, 27830, 30250, 31625, 35650, 37510, 39215, 42625, 63250, 69575, 78430, 85250, 86273, 89125, 93775, 139150, 172546, 178250, 187550, 196075, 347875, 392150, 431365, 468875, 695750, 862730, 937750, 980375, 1960750, 2156825, 4313650, 10784125, 21568250]

約数ペア:

[(1, 21568250), (2, 10784125), (5, 4313650), (10, 2156825), (11, 1960750), (22, 980375), (23, 937750), (25, 862730), (31, 695750), (46, 468875), (50, 431365), (55, 392150), (62, 347875), (110, 196075), (115, 187550), (121, 178250), (125, 172546), (155, 139150), (230, 93775), (242, 89125), (250, 86273), (253, 85250), (275, 78430), (310, 69575), (341, 63250), (506, 42625), (550, 39215), (575, 37510), (605, 35650), (682, 31625), (713, 30250), (775, 27830), (1150, 18755), (1210, 17825), (1265, 17050), (1375, 15686), (1426, 15125), (1550, 13915), (1705, 12650), (2530, 8525), (2750, 7843), (2783, 7750), (2875, 7502), (3025, 7130), (3410, 6325), (3565, 6050), (3751, 5750), (3875, 5566)]