1387519900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{22709}}^1$

素因数の和:22783

約数の個数: 72

約数和(自身を含む): 3311663040

約数和(自身を除く): 1924143140

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 47, 50, 52, 65, 94, 100, 130, 188, 235, 260, 325, 470, 611, 650, 940, 1175, 1222, 1300, 2350, 2444, 3055, 4700, 6110, 12220, 15275, 22709, 30550, 45418, 61100, 90836, 113545, 227090, 295217, 454180, 567725, 590434, 1067323, 1135450, 1180868, 1476085, 2134646, 2270900, 2952170, 4269292, 5336615, 5904340, 7380425, 10673230, 13875199, 14760850, 21346460, 26683075, 27750398, 29521700, 53366150, 55500796, 69375995, 106732300, 138751990, 277503980, 346879975, 693759950, 1387519900]

約数ペア:

[(1, 1387519900), (2, 693759950), (4, 346879975), (5, 277503980), (10, 138751990), (13, 106732300), (20, 69375995), (25, 55500796), (26, 53366150), (47, 29521700), (50, 27750398), (52, 26683075), (65, 21346460), (94, 14760850), (100, 13875199), (130, 10673230), (188, 7380425), (235, 5904340), (260, 5336615), (325, 4269292), (470, 2952170), (611, 2270900), (650, 2134646), (940, 1476085), (1175, 1180868), (1222, 1135450), (1300, 1067323), (2350, 590434), (2444, 567725), (3055, 454180), (4700, 295217), (6110, 227090), (12220, 113545), (15275, 90836), (22709, 61100), (30550, 45418)]