71510800

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:201

約数の個数: 120

約数和(自身を含む): 182051840

約数和(自身を除く): 110541040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 73, 79, 80, 100, 124, 146, 155, 158, 200, 248, 292, 310, 316, 365, 395, 400, 496, 584, 620, 632, 730, 775, 790, 1168, 1240, 1264, 1460, 1550, 1580, 1825, 1975, 2263, 2449, 2480, 2920, 3100, 3160, 3650, 3950, 4526, 4898, 5767, 5840, 6200, 6320, 7300, 7900, 9052, 9796, 11315, 11534, 12245, 12400, 14600, 15800, 18104, 19592, 22630, 23068, 24490, 28835, 29200, 31600, 36208, 39184, 45260, 46136, 48980, 56575, 57670, 61225, 90520, 92272, 97960, 113150, 115340, 122450, 144175, 178777, 181040, 195920, 226300, 230680, 244900, 288350, 357554, 452600, 461360, 489800, 576700, 715108, 893885, 905200, 979600, 1153400, 1430216, 1787770, 2306800, 2860432, 3575540, 4469425, 7151080, 8938850, 14302160, 17877700, 35755400, 71510800]

約数ペア:

[(1, 71510800), (2, 35755400), (4, 17877700), (5, 14302160), (8, 8938850), (10, 7151080), (16, 4469425), (20, 3575540), (25, 2860432), (31, 2306800), (40, 1787770), (50, 1430216), (62, 1153400), (73, 979600), (79, 905200), (80, 893885), (100, 715108), (124, 576700), (146, 489800), (155, 461360), (158, 452600), (200, 357554), (248, 288350), (292, 244900), (310, 230680), (316, 226300), (365, 195920), (395, 181040), (400, 178777), (496, 144175), (584, 122450), (620, 115340), (632, 113150), (730, 97960), (775, 92272), (790, 90520), (1168, 61225), (1240, 57670), (1264, 56575), (1460, 48980), (1550, 46136), (1580, 45260), (1825, 39184), (1975, 36208), (2263, 31600), (2449, 29200), (2480, 28835), (2920, 24490), (3100, 23068), (3160, 22630), (3650, 19592), (3950, 18104), (4526, 15800), (4898, 14600), (5767, 12400), (5840, 12245), (6200, 11534), (6320, 11315), (7300, 9796), (7900, 9052)]