2013178771700

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{6947}}^1\times {\mathrm{93481}}^1$

素因数の和:100473

約数の個数: 72

約数和(自身を含む): 4510217827584

約数和(自身を除く): 2497039055884

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 155, 310, 620, 775, 1550, 3100, 6947, 13894, 27788, 34735, 69470, 93481, 138940, 173675, 186962, 215357, 347350, 373924, 430714, 467405, 694700, 861428, 934810, 1076785, 1869620, 2153570, 2337025, 2897911, 4307140, 4674050, 5383925, 5795822, 9348100, 10767850, 11591644, 14489555, 21535700, 28979110, 57958220, 72447775, 144895550, 289791100, 649412507, 1298825014, 2597650028, 3247062535, 6494125070, 12988250140, 16235312675, 20131787717, 32470625350, 40263575434, 64941250700, 80527150868, 100658938585, 201317877170, 402635754340, 503294692925, 1006589385850, 2013178771700]

約数ペア:

[(1, 2013178771700), (2, 1006589385850), (4, 503294692925), (5, 402635754340), (10, 201317877170), (20, 100658938585), (25, 80527150868), (31, 64941250700), (50, 40263575434), (62, 32470625350), (100, 20131787717), (124, 16235312675), (155, 12988250140), (310, 6494125070), (620, 3247062535), (775, 2597650028), (1550, 1298825014), (3100, 649412507), (6947, 289791100), (13894, 144895550), (27788, 72447775), (34735, 57958220), (69470, 28979110), (93481, 21535700), (138940, 14489555), (173675, 11591644), (186962, 10767850), (215357, 9348100), (347350, 5795822), (373924, 5383925), (430714, 4674050), (467405, 4307140), (694700, 2897911), (861428, 2337025), (934810, 2153570), (1076785, 1869620)]