89123320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{15581}}^1$

素因数の和:15616

約数の個数: 64

約数和(自身を含む): 235599840

約数和(自身を除く): 146476520

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 440, 520, 572, 715, 1144, 1430, 2860, 5720, 15581, 31162, 62324, 77905, 124648, 155810, 171391, 202553, 311620, 342782, 405106, 623240, 685564, 810212, 856955, 1012765, 1371128, 1620424, 1713910, 2025530, 2228083, 3427820, 4051060, 4456166, 6855640, 8102120, 8912332, 11140415, 17824664, 22280830, 44561660, 89123320]

約数ペア:

[(1, 89123320), (2, 44561660), (4, 22280830), (5, 17824664), (8, 11140415), (10, 8912332), (11, 8102120), (13, 6855640), (20, 4456166), (22, 4051060), (26, 3427820), (40, 2228083), (44, 2025530), (52, 1713910), (55, 1620424), (65, 1371128), (88, 1012765), (104, 856955), (110, 810212), (130, 685564), (143, 623240), (220, 405106), (260, 342782), (286, 311620), (440, 202553), (520, 171391), (572, 155810), (715, 124648), (1144, 77905), (1430, 62324), (2860, 31162), (5720, 15581)]