70213520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{373}}^1$

素因数の和:580

約数の個数: 80

約数和(自身を含む): 177249072

約数和(自身を除く): 107035552

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 181, 208, 260, 362, 373, 520, 724, 746, 905, 1040, 1448, 1492, 1810, 1865, 2353, 2896, 2984, 3620, 3730, 4706, 4849, 5968, 7240, 7460, 9412, 9698, 11765, 14480, 14920, 18824, 19396, 23530, 24245, 29840, 37648, 38792, 47060, 48490, 67513, 77584, 94120, 96980, 135026, 188240, 193960, 270052, 337565, 387920, 540104, 675130, 877669, 1080208, 1350260, 1755338, 2700520, 3510676, 4388345, 5401040, 7021352, 8776690, 14042704, 17553380, 35106760, 70213520]

約数ペア:

[(1, 70213520), (2, 35106760), (4, 17553380), (5, 14042704), (8, 8776690), (10, 7021352), (13, 5401040), (16, 4388345), (20, 3510676), (26, 2700520), (40, 1755338), (52, 1350260), (65, 1080208), (80, 877669), (104, 675130), (130, 540104), (181, 387920), (208, 337565), (260, 270052), (362, 193960), (373, 188240), (520, 135026), (724, 96980), (746, 94120), (905, 77584), (1040, 67513), (1448, 48490), (1492, 47060), (1810, 38792), (1865, 37648), (2353, 29840), (2896, 24245), (2984, 23530), (3620, 19396), (3730, 18824), (4706, 14920), (4849, 14480), (5968, 11765), (7240, 9698), (7460, 9412)]