542436700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{21961}}^1$

素因数の和:22007

約数の個数: 72

約数和(自身を含む): 1334411120

約数和(自身を除く): 791974420

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 25, 26, 38, 50, 52, 65, 76, 95, 100, 130, 190, 247, 260, 325, 380, 475, 494, 650, 950, 988, 1235, 1300, 1900, 2470, 4940, 6175, 12350, 21961, 24700, 43922, 87844, 109805, 219610, 285493, 417259, 439220, 549025, 570986, 834518, 1098050, 1141972, 1427465, 1669036, 2086295, 2196100, 2854930, 4172590, 5424367, 5709860, 7137325, 8345180, 10431475, 10848734, 14274650, 20862950, 21697468, 27121835, 28549300, 41725900, 54243670, 108487340, 135609175, 271218350, 542436700]

約数ペア:

[(1, 542436700), (2, 271218350), (4, 135609175), (5, 108487340), (10, 54243670), (13, 41725900), (19, 28549300), (20, 27121835), (25, 21697468), (26, 20862950), (38, 14274650), (50, 10848734), (52, 10431475), (65, 8345180), (76, 7137325), (95, 5709860), (100, 5424367), (130, 4172590), (190, 2854930), (247, 2196100), (260, 2086295), (325, 1669036), (380, 1427465), (475, 1141972), (494, 1098050), (650, 834518), (950, 570986), (988, 549025), (1235, 439220), (1300, 417259), (1900, 285493), (2470, 219610), (4940, 109805), (6175, 87844), (12350, 43922), (21961, 24700)]