71532500

素因数分解:

$2^2\times 5^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:139

約数の個数: 120

約数和(自身を含む): 176343552

約数和(自身を除く): 104811052

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 31, 50, 52, 62, 65, 71, 100, 124, 125, 130, 142, 155, 250, 260, 284, 310, 325, 355, 403, 500, 620, 625, 650, 710, 775, 806, 923, 1250, 1300, 1420, 1550, 1612, 1625, 1775, 1846, 2015, 2201, 2500, 3100, 3250, 3550, 3692, 3875, 4030, 4402, 4615, 6500, 7100, 7750, 8060, 8125, 8804, 8875, 9230, 10075, 11005, 15500, 16250, 17750, 18460, 19375, 20150, 22010, 23075, 28613, 32500, 35500, 38750, 40300, 44020, 44375, 46150, 50375, 55025, 57226, 77500, 88750, 92300, 100750, 110050, 114452, 115375, 143065, 177500, 201500, 220100, 230750, 251875, 275125, 286130, 461500, 503750, 550250, 572260, 576875, 715325, 1007500, 1100500, 1153750, 1375625, 1430650, 2307500, 2751250, 2861300, 3576625, 5502500, 7153250, 14306500, 17883125, 35766250, 71532500]

約数ペア:

[(1, 71532500), (2, 35766250), (4, 17883125), (5, 14306500), (10, 7153250), (13, 5502500), (20, 3576625), (25, 2861300), (26, 2751250), (31, 2307500), (50, 1430650), (52, 1375625), (62, 1153750), (65, 1100500), (71, 1007500), (100, 715325), (124, 576875), (125, 572260), (130, 550250), (142, 503750), (155, 461500), (250, 286130), (260, 275125), (284, 251875), (310, 230750), (325, 220100), (355, 201500), (403, 177500), (500, 143065), (620, 115375), (625, 114452), (650, 110050), (710, 100750), (775, 92300), (806, 88750), (923, 77500), (1250, 57226), (1300, 55025), (1420, 50375), (1550, 46150), (1612, 44375), (1625, 44020), (1775, 40300), (1846, 38750), (2015, 35500), (2201, 32500), (2500, 28613), (3100, 23075), (3250, 22010), (3550, 20150), (3692, 19375), (3875, 18460), (4030, 17750), (4402, 16250), (4615, 15500), (6500, 11005), (7100, 10075), (7750, 9230), (8060, 8875), (8125, 8804)]