25181946920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1\times {\mathrm{6203}}^1$

素因数の和:6475

約数の個数: 128

約数和(自身を含む): 62974074240

約数和(自身を除く): 37792127320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 37, 40, 52, 65, 74, 104, 130, 148, 185, 211, 260, 296, 370, 422, 481, 520, 740, 844, 962, 1055, 1480, 1688, 1924, 2110, 2405, 2743, 3848, 4220, 4810, 5486, 6203, 7807, 8440, 9620, 10972, 12406, 13715, 15614, 19240, 21944, 24812, 27430, 31015, 31228, 39035, 49624, 54860, 62030, 62456, 78070, 80639, 101491, 109720, 124060, 156140, 161278, 202982, 229511, 248120, 312280, 322556, 403195, 405964, 459022, 507455, 645112, 806390, 811928, 918044, 1014910, 1147555, 1308833, 1612780, 1836088, 2029820, 2295110, 2617666, 2983643, 3225560, 4059640, 4590220, 5235332, 5967286, 6544165, 9180440, 10470664, 11934572, 13088330, 14918215, 17014829, 23869144, 26176660, 29836430, 34029658, 48426821, 52353320, 59672860, 68059316, 85074145, 96853642, 119345720, 136118632, 170148290, 193707284, 242134105, 340296580, 387414568, 484268210, 629548673, 680593160, 968536420, 1259097346, 1937072840, 2518194692, 3147743365, 5036389384, 6295486730, 12590973460, 25181946920]

約数ペア:

[(1, 25181946920), (2, 12590973460), (4, 6295486730), (5, 5036389384), (8, 3147743365), (10, 2518194692), (13, 1937072840), (20, 1259097346), (26, 968536420), (37, 680593160), (40, 629548673), (52, 484268210), (65, 387414568), (74, 340296580), (104, 242134105), (130, 193707284), (148, 170148290), (185, 136118632), (211, 119345720), (260, 96853642), (296, 85074145), (370, 68059316), (422, 59672860), (481, 52353320), (520, 48426821), (740, 34029658), (844, 29836430), (962, 26176660), (1055, 23869144), (1480, 17014829), (1688, 14918215), (1924, 13088330), (2110, 11934572), (2405, 10470664), (2743, 9180440), (3848, 6544165), (4220, 5967286), (4810, 5235332), (5486, 4590220), (6203, 4059640), (7807, 3225560), (8440, 2983643), (9620, 2617666), (10972, 2295110), (12406, 2029820), (13715, 1836088), (15614, 1612780), (19240, 1308833), (21944, 1147555), (24812, 1014910), (27430, 918044), (31015, 811928), (31228, 806390), (39035, 645112), (49624, 507455), (54860, 459022), (62030, 405964), (62456, 403195), (78070, 322556), (80639, 312280), (101491, 248120), (109720, 229511), (124060, 202982), (156140, 161278)]