74998300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1861}}^1$

素因数の和:1919

約数の個数: 72

約数和(自身を含む): 181016192

約数和(自身を除く): 106017892

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 31, 50, 52, 62, 65, 100, 124, 130, 155, 260, 310, 325, 403, 620, 650, 775, 806, 1300, 1550, 1612, 1861, 2015, 3100, 3722, 4030, 7444, 8060, 9305, 10075, 18610, 20150, 24193, 37220, 40300, 46525, 48386, 57691, 93050, 96772, 115382, 120965, 186100, 230764, 241930, 288455, 483860, 576910, 604825, 749983, 1153820, 1209650, 1442275, 1499966, 2419300, 2884550, 2999932, 3749915, 5769100, 7499830, 14999660, 18749575, 37499150, 74998300]

約数ペア:

[(1, 74998300), (2, 37499150), (4, 18749575), (5, 14999660), (10, 7499830), (13, 5769100), (20, 3749915), (25, 2999932), (26, 2884550), (31, 2419300), (50, 1499966), (52, 1442275), (62, 1209650), (65, 1153820), (100, 749983), (124, 604825), (130, 576910), (155, 483860), (260, 288455), (310, 241930), (325, 230764), (403, 186100), (620, 120965), (650, 115382), (775, 96772), (806, 93050), (1300, 57691), (1550, 48386), (1612, 46525), (1861, 40300), (2015, 37220), (3100, 24193), (3722, 20150), (4030, 18610), (7444, 10075), (8060, 9305)]