157064985020

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{919}}^1\times {\mathrm{4519}}^1$

素因数の和:5539

約数の個数: 96

約数和(自身を含む): 346511155200

約数和(自身を除く): 189446170180

約数列:

[1, 2, 4, 5, 10, 20, 31, 61, 62, 122, 124, 155, 244, 305, 310, 610, 620, 919, 1220, 1838, 1891, 3676, 3782, 4519, 4595, 7564, 9038, 9190, 9455, 18076, 18380, 18910, 22595, 28489, 37820, 45190, 56059, 56978, 90380, 112118, 113956, 140089, 142445, 224236, 275659, 280178, 280295, 284890, 551318, 560356, 560590, 569780, 700445, 1102636, 1121180, 1378295, 1400890, 1737829, 2756590, 2801780, 3475658, 4152961, 5513180, 6951316, 8305922, 8545429, 8689145, 16611844, 17090858, 17378290, 20764805, 34181716, 34756580, 41529610, 42727145, 83059220, 85454290, 128741791, 170908580, 253330621, 257483582, 506661242, 514967164, 643708955, 1013322484, 1266653105, 1287417910, 2533306210, 2574835820, 5066612420, 7853249251, 15706498502, 31412997004, 39266246255, 78532492510, 157064985020]

約数ペア:

[(1, 157064985020), (2, 78532492510), (4, 39266246255), (5, 31412997004), (10, 15706498502), (20, 7853249251), (31, 5066612420), (61, 2574835820), (62, 2533306210), (122, 1287417910), (124, 1266653105), (155, 1013322484), (244, 643708955), (305, 514967164), (310, 506661242), (610, 257483582), (620, 253330621), (919, 170908580), (1220, 128741791), (1838, 85454290), (1891, 83059220), (3676, 42727145), (3782, 41529610), (4519, 34756580), (4595, 34181716), (7564, 20764805), (9038, 17378290), (9190, 17090858), (9455, 16611844), (18076, 8689145), (18380, 8545429), (18910, 8305922), (22595, 6951316), (28489, 5513180), (37820, 4152961), (45190, 3475658), (56059, 2801780), (56978, 2756590), (90380, 1737829), (112118, 1400890), (113956, 1378295), (140089, 1121180), (142445, 1102636), (224236, 700445), (275659, 569780), (280178, 560590), (280295, 560356), (284890, 551318)]