2788997250

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{12437}}^1$

素因数の和:12493

約数の個数: 128

約数和(自身を含む): 7823402496

約数和(自身を除く): 5034405246

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 23, 25, 26, 30, 39, 46, 50, 65, 69, 75, 78, 115, 125, 130, 138, 150, 195, 230, 250, 299, 325, 345, 375, 390, 575, 598, 650, 690, 750, 897, 975, 1150, 1495, 1625, 1725, 1794, 1950, 2875, 2990, 3250, 3450, 4485, 4875, 5750, 7475, 8625, 8970, 9750, 12437, 14950, 17250, 22425, 24874, 37311, 37375, 44850, 62185, 74622, 74750, 112125, 124370, 161681, 186555, 224250, 286051, 310925, 323362, 373110, 485043, 572102, 621850, 808405, 858153, 932775, 970086, 1430255, 1554625, 1616810, 1716306, 1865550, 2425215, 2860510, 3109250, 3718663, 4042025, 4290765, 4663875, 4850430, 7151275, 7437326, 8084050, 8581530, 9327750, 11155989, 12126075, 14302550, 18593315, 20210125, 21453825, 22311978, 24252150, 35756375, 37186630, 40420250, 42907650, 55779945, 60630375, 71512750, 92966575, 107269125, 111559890, 121260750, 185933150, 214538250, 278899725, 464832875, 557799450, 929665750, 1394498625, 2788997250]

約数ペア:

[(1, 2788997250), (2, 1394498625), (3, 929665750), (5, 557799450), (6, 464832875), (10, 278899725), (13, 214538250), (15, 185933150), (23, 121260750), (25, 111559890), (26, 107269125), (30, 92966575), (39, 71512750), (46, 60630375), (50, 55779945), (65, 42907650), (69, 40420250), (75, 37186630), (78, 35756375), (115, 24252150), (125, 22311978), (130, 21453825), (138, 20210125), (150, 18593315), (195, 14302550), (230, 12126075), (250, 11155989), (299, 9327750), (325, 8581530), (345, 8084050), (375, 7437326), (390, 7151275), (575, 4850430), (598, 4663875), (650, 4290765), (690, 4042025), (750, 3718663), (897, 3109250), (975, 2860510), (1150, 2425215), (1495, 1865550), (1625, 1716306), (1725, 1616810), (1794, 1554625), (1950, 1430255), (2875, 970086), (2990, 932775), (3250, 858153), (3450, 808405), (4485, 621850), (4875, 572102), (5750, 485043), (7475, 373110), (8625, 323362), (8970, 310925), (9750, 286051), (12437, 224250), (14950, 186555), (17250, 161681), (22425, 124370), (24874, 112125), (37311, 74750), (37375, 74622), (44850, 62185)]