1002100020010

素因数分解:

$2^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{149}}^1\times {\mathrm{283}}^1\times {\mathrm{21031}}^1$

素因数の和:21583

約数の個数: 64

約数和(自身を含む): 1838516486400

約数和(自身を除く): 836416466390

約数列:

[1, 2, 5, 10, 113, 149, 226, 283, 298, 565, 566, 745, 1130, 1415, 1490, 2830, 16837, 21031, 31979, 33674, 42062, 42167, 63958, 84185, 84334, 105155, 159895, 168370, 210310, 210835, 319790, 421670, 2376503, 3133619, 4753006, 4764871, 5951773, 6267238, 9529742, 11882515, 11903546, 15668095, 23765030, 23824355, 29758865, 31336190, 47648710, 59517730, 354098947, 672550349, 708197894, 886814177, 1345100698, 1770494735, 1773628354, 3362751745, 3540989470, 4434070885, 6725503490, 8868141770, 100210002001, 200420004002, 501050010005, 1002100020010]

約数ペア:

[(1, 1002100020010), (2, 501050010005), (5, 200420004002), (10, 100210002001), (113, 8868141770), (149, 6725503490), (226, 4434070885), (283, 3540989470), (298, 3362751745), (565, 1773628354), (566, 1770494735), (745, 1345100698), (1130, 886814177), (1415, 708197894), (1490, 672550349), (2830, 354098947), (16837, 59517730), (21031, 47648710), (31979, 31336190), (33674, 29758865), (42062, 23824355), (42167, 23765030), (63958, 15668095), (84185, 11903546), (84334, 11882515), (105155, 9529742), (159895, 6267238), (168370, 5951773), (210310, 4764871), (210835, 4753006), (319790, 3133619), (421670, 2376503)]