25364170

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{499}}^1$

素因数の和:559

約数の個数: 64

約数和(自身を含む): 54432000

約数和(自身を除く): 29067830

約数列:

[1, 2, 5, 10, 13, 17, 23, 26, 34, 46, 65, 85, 115, 130, 170, 221, 230, 299, 391, 442, 499, 598, 782, 998, 1105, 1495, 1955, 2210, 2495, 2990, 3910, 4990, 5083, 6487, 8483, 10166, 11477, 12974, 16966, 22954, 25415, 32435, 42415, 50830, 57385, 64870, 84830, 110279, 114770, 149201, 195109, 220558, 298402, 390218, 551395, 746005, 975545, 1102790, 1492010, 1951090, 2536417, 5072834, 12682085, 25364170]

約数ペア:

[(1, 25364170), (2, 12682085), (5, 5072834), (10, 2536417), (13, 1951090), (17, 1492010), (23, 1102790), (26, 975545), (34, 746005), (46, 551395), (65, 390218), (85, 298402), (115, 220558), (130, 195109), (170, 149201), (221, 114770), (230, 110279), (299, 84830), (391, 64870), (442, 57385), (499, 50830), (598, 42415), (782, 32435), (998, 25415), (1105, 22954), (1495, 16966), (1955, 12974), (2210, 11477), (2495, 10166), (2990, 8483), (3910, 6487), (4990, 5083)]