25420480

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1$

素因数の和:186

約数の個数: 112

約数和(自身を含む): 66019680

約数和(自身を除く): 40599200

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 37, 38, 40, 64, 74, 76, 80, 95, 113, 148, 152, 160, 185, 190, 226, 296, 304, 320, 370, 380, 452, 565, 592, 608, 703, 740, 760, 904, 1130, 1184, 1216, 1406, 1480, 1520, 1808, 2147, 2260, 2368, 2812, 2960, 3040, 3515, 3616, 4181, 4294, 4520, 5624, 5920, 6080, 7030, 7232, 8362, 8588, 9040, 10735, 11248, 11840, 14060, 16724, 17176, 18080, 20905, 21470, 22496, 28120, 33448, 34352, 36160, 41810, 42940, 44992, 56240, 66896, 68704, 79439, 83620, 85880, 112480, 133792, 137408, 158878, 167240, 171760, 224960, 267584, 317756, 334480, 343520, 397195, 635512, 668960, 687040, 794390, 1271024, 1337920, 1588780, 2542048, 3177560, 5084096, 6355120, 12710240, 25420480]

約数ペア:

[(1, 25420480), (2, 12710240), (4, 6355120), (5, 5084096), (8, 3177560), (10, 2542048), (16, 1588780), (19, 1337920), (20, 1271024), (32, 794390), (37, 687040), (38, 668960), (40, 635512), (64, 397195), (74, 343520), (76, 334480), (80, 317756), (95, 267584), (113, 224960), (148, 171760), (152, 167240), (160, 158878), (185, 137408), (190, 133792), (226, 112480), (296, 85880), (304, 83620), (320, 79439), (370, 68704), (380, 66896), (452, 56240), (565, 44992), (592, 42940), (608, 41810), (703, 36160), (740, 34352), (760, 33448), (904, 28120), (1130, 22496), (1184, 21470), (1216, 20905), (1406, 18080), (1480, 17176), (1520, 16724), (1808, 14060), (2147, 11840), (2260, 11248), (2368, 10735), (2812, 9040), (2960, 8588), (3040, 8362), (3515, 7232), (3616, 7030), (4181, 6080), (4294, 5920), (4520, 5624)]