72220300

素因数分解:

$2^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1$

素因数の和:331

約数の個数: 72

約数和(自身を含む): 163270800

約数和(自身を除く): 91050500

約数列:

[1, 2, 4, 5, 10, 20, 25, 37, 50, 74, 100, 131, 148, 149, 185, 262, 298, 370, 524, 596, 655, 740, 745, 925, 1310, 1490, 1850, 2620, 2980, 3275, 3700, 3725, 4847, 5513, 6550, 7450, 9694, 11026, 13100, 14900, 19388, 19519, 22052, 24235, 27565, 39038, 48470, 55130, 78076, 96940, 97595, 110260, 121175, 137825, 195190, 242350, 275650, 390380, 484700, 487975, 551300, 722203, 975950, 1444406, 1951900, 2888812, 3611015, 7222030, 14444060, 18055075, 36110150, 72220300]

約数ペア:

[(1, 72220300), (2, 36110150), (4, 18055075), (5, 14444060), (10, 7222030), (20, 3611015), (25, 2888812), (37, 1951900), (50, 1444406), (74, 975950), (100, 722203), (131, 551300), (148, 487975), (149, 484700), (185, 390380), (262, 275650), (298, 242350), (370, 195190), (524, 137825), (596, 121175), (655, 110260), (740, 97595), (745, 96940), (925, 78076), (1310, 55130), (1490, 48470), (1850, 39038), (2620, 27565), (2980, 24235), (3275, 22052), (3700, 19519), (3725, 19388), (4847, 14900), (5513, 13100), (6550, 11026), (7450, 9694)]