25396020260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{101641}}^1$

素因数の和:101725

約数の個数: 72

約数和(自身を含む): 59347137528

約数和(自身を除く): 33951117268

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 961, 1612, 1922, 2015, 3844, 4030, 4805, 8060, 9610, 12493, 19220, 24986, 49972, 62465, 101641, 124930, 203282, 249860, 406564, 508205, 1016410, 1321333, 2032820, 2642666, 3150871, 5285332, 6301742, 6606665, 12603484, 13213330, 15754355, 26426660, 31508710, 40961323, 63017420, 81922646, 97677001, 163845292, 195354002, 204806615, 390708004, 409613230, 488385005, 819226460, 976770010, 1269801013, 1953540020, 2539602026, 5079204052, 6349005065, 12698010130, 25396020260]

約数ペア:

[(1, 25396020260), (2, 12698010130), (4, 6349005065), (5, 5079204052), (10, 2539602026), (13, 1953540020), (20, 1269801013), (26, 976770010), (31, 819226460), (52, 488385005), (62, 409613230), (65, 390708004), (124, 204806615), (130, 195354002), (155, 163845292), (260, 97677001), (310, 81922646), (403, 63017420), (620, 40961323), (806, 31508710), (961, 26426660), (1612, 15754355), (1922, 13213330), (2015, 12603484), (3844, 6606665), (4030, 6301742), (4805, 5285332), (8060, 3150871), (9610, 2642666), (12493, 2032820), (19220, 1321333), (24986, 1016410), (49972, 508205), (62465, 406564), (101641, 249860), (124930, 203282)]