87081700

素因数分解:

$2^2\times 5^2\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1$

素因数の和:317

約数の個数: 72

約数和(自身を含む): 195265280

約数和(自身を除く): 108183580

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 73, 79, 100, 146, 151, 158, 292, 302, 316, 365, 395, 604, 730, 755, 790, 1460, 1510, 1580, 1825, 1975, 3020, 3650, 3775, 3950, 5767, 7300, 7550, 7900, 11023, 11534, 11929, 15100, 22046, 23068, 23858, 28835, 44092, 47716, 55115, 57670, 59645, 110230, 115340, 119290, 144175, 220460, 238580, 275575, 288350, 298225, 551150, 576700, 596450, 870817, 1102300, 1192900, 1741634, 3483268, 4354085, 8708170, 17416340, 21770425, 43540850, 87081700]

約数ペア:

[(1, 87081700), (2, 43540850), (4, 21770425), (5, 17416340), (10, 8708170), (20, 4354085), (25, 3483268), (50, 1741634), (73, 1192900), (79, 1102300), (100, 870817), (146, 596450), (151, 576700), (158, 551150), (292, 298225), (302, 288350), (316, 275575), (365, 238580), (395, 220460), (604, 144175), (730, 119290), (755, 115340), (790, 110230), (1460, 59645), (1510, 57670), (1580, 55115), (1825, 47716), (1975, 44092), (3020, 28835), (3650, 23858), (3775, 23068), (3950, 22046), (5767, 15100), (7300, 11929), (7550, 11534), (7900, 11023)]