64454480

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{571}}^1$

素因数の和:684

約数の個数: 80

約数和(自身を含む): 160864704

約数和(自身を除く): 96410224

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 83, 85, 136, 166, 170, 272, 332, 340, 415, 571, 664, 680, 830, 1142, 1328, 1360, 1411, 1660, 2284, 2822, 2855, 3320, 4568, 5644, 5710, 6640, 7055, 9136, 9707, 11288, 11420, 14110, 19414, 22576, 22840, 28220, 38828, 45680, 47393, 48535, 56440, 77656, 94786, 97070, 112880, 155312, 189572, 194140, 236965, 379144, 388280, 473930, 758288, 776560, 805681, 947860, 1611362, 1895720, 3222724, 3791440, 4028405, 6445448, 8056810, 12890896, 16113620, 32227240, 64454480]

約数ペア:

[(1, 64454480), (2, 32227240), (4, 16113620), (5, 12890896), (8, 8056810), (10, 6445448), (16, 4028405), (17, 3791440), (20, 3222724), (34, 1895720), (40, 1611362), (68, 947860), (80, 805681), (83, 776560), (85, 758288), (136, 473930), (166, 388280), (170, 379144), (272, 236965), (332, 194140), (340, 189572), (415, 155312), (571, 112880), (664, 97070), (680, 94786), (830, 77656), (1142, 56440), (1328, 48535), (1360, 47393), (1411, 45680), (1660, 38828), (2284, 28220), (2822, 22840), (2855, 22576), (3320, 19414), (4568, 14110), (5644, 11420), (5710, 11288), (6640, 9707), (7055, 9136)]