74512490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{311}}^1$

素因数の和:447

約数の個数: 64

約数和(自身を含む): 154103040

約数和(自身を除く): 79590550

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 97, 130, 190, 194, 247, 311, 485, 494, 622, 970, 1235, 1261, 1555, 1843, 2470, 2522, 3110, 3686, 4043, 5909, 6305, 8086, 9215, 11818, 12610, 18430, 20215, 23959, 29545, 30167, 40430, 47918, 59090, 60334, 76817, 119795, 150835, 153634, 239590, 301670, 384085, 392171, 573173, 768170, 784342, 1146346, 1960855, 2865865, 3921710, 5731730, 7451249, 14902498, 37256245, 74512490]

約数ペア:

[(1, 74512490), (2, 37256245), (5, 14902498), (10, 7451249), (13, 5731730), (19, 3921710), (26, 2865865), (38, 1960855), (65, 1146346), (95, 784342), (97, 768170), (130, 573173), (190, 392171), (194, 384085), (247, 301670), (311, 239590), (485, 153634), (494, 150835), (622, 119795), (970, 76817), (1235, 60334), (1261, 59090), (1555, 47918), (1843, 40430), (2470, 30167), (2522, 29545), (3110, 23959), (3686, 20215), (4043, 18430), (5909, 12610), (6305, 11818), (8086, 9215)]