78119600

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{181}}^1$

素因数の和:295

約数の個数: 120

約数和(自身を含む): 205684752

約数和(自身を除く): 127565152

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 83, 100, 104, 130, 166, 181, 200, 208, 260, 325, 332, 362, 400, 415, 520, 650, 664, 724, 830, 905, 1040, 1079, 1300, 1328, 1448, 1660, 1810, 2075, 2158, 2353, 2600, 2896, 3320, 3620, 4150, 4316, 4525, 4706, 5200, 5395, 6640, 7240, 8300, 8632, 9050, 9412, 10790, 11765, 14480, 15023, 16600, 17264, 18100, 18824, 21580, 23530, 26975, 30046, 33200, 36200, 37648, 43160, 47060, 53950, 58825, 60092, 72400, 75115, 86320, 94120, 107900, 117650, 120184, 150230, 188240, 195299, 215800, 235300, 240368, 300460, 375575, 390598, 431600, 470600, 600920, 751150, 781196, 941200, 976495, 1201840, 1502300, 1562392, 1952990, 3004600, 3124784, 3905980, 4882475, 6009200, 7811960, 9764950, 15623920, 19529900, 39059800, 78119600]

約数ペア:

[(1, 78119600), (2, 39059800), (4, 19529900), (5, 15623920), (8, 9764950), (10, 7811960), (13, 6009200), (16, 4882475), (20, 3905980), (25, 3124784), (26, 3004600), (40, 1952990), (50, 1562392), (52, 1502300), (65, 1201840), (80, 976495), (83, 941200), (100, 781196), (104, 751150), (130, 600920), (166, 470600), (181, 431600), (200, 390598), (208, 375575), (260, 300460), (325, 240368), (332, 235300), (362, 215800), (400, 195299), (415, 188240), (520, 150230), (650, 120184), (664, 117650), (724, 107900), (830, 94120), (905, 86320), (1040, 75115), (1079, 72400), (1300, 60092), (1328, 58825), (1448, 53950), (1660, 47060), (1810, 43160), (2075, 37648), (2158, 36200), (2353, 33200), (2600, 30046), (2896, 26975), (3320, 23530), (3620, 21580), (4150, 18824), (4316, 18100), (4525, 17264), (4706, 16600), (5200, 15023), (5395, 14480), (6640, 11765), (7240, 10790), (8300, 9412), (8632, 9050)]