388655800

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1801}}^1$

素因数の和:1913

約数の個数: 96

約数和(自身を含む): 985405680

約数和(自身を除く): 596749880

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 83, 100, 104, 130, 166, 200, 260, 325, 332, 415, 520, 650, 664, 830, 1079, 1300, 1660, 1801, 2075, 2158, 2600, 3320, 3602, 4150, 4316, 5395, 7204, 8300, 8632, 9005, 10790, 14408, 16600, 18010, 21580, 23413, 26975, 36020, 43160, 45025, 46826, 53950, 72040, 90050, 93652, 107900, 117065, 149483, 180100, 187304, 215800, 234130, 298966, 360200, 468260, 585325, 597932, 747415, 936520, 1170650, 1195864, 1494830, 1943279, 2341300, 2989660, 3737075, 3886558, 4682600, 5979320, 7474150, 7773116, 9716395, 14948300, 15546232, 19432790, 29896600, 38865580, 48581975, 77731160, 97163950, 194327900, 388655800]

約数ペア:

[(1, 388655800), (2, 194327900), (4, 97163950), (5, 77731160), (8, 48581975), (10, 38865580), (13, 29896600), (20, 19432790), (25, 15546232), (26, 14948300), (40, 9716395), (50, 7773116), (52, 7474150), (65, 5979320), (83, 4682600), (100, 3886558), (104, 3737075), (130, 2989660), (166, 2341300), (200, 1943279), (260, 1494830), (325, 1195864), (332, 1170650), (415, 936520), (520, 747415), (650, 597932), (664, 585325), (830, 468260), (1079, 360200), (1300, 298966), (1660, 234130), (1801, 215800), (2075, 187304), (2158, 180100), (2600, 149483), (3320, 117065), (3602, 107900), (4150, 93652), (4316, 90050), (5395, 72040), (7204, 53950), (8300, 46826), (8632, 45025), (9005, 43160), (10790, 36020), (14408, 26975), (16600, 23413), (18010, 21580)]