63550000

素因数分解:

$2^4\times 5^5\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:105

約数の個数: 120

約数和(自身を含む): 162739584

約数和(自身を除く): 99189584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 41, 50, 62, 80, 82, 100, 124, 125, 155, 164, 200, 205, 248, 250, 310, 328, 400, 410, 496, 500, 620, 625, 656, 775, 820, 1000, 1025, 1240, 1250, 1271, 1550, 1640, 2000, 2050, 2480, 2500, 2542, 3100, 3125, 3280, 3875, 4100, 5000, 5084, 5125, 6200, 6250, 6355, 7750, 8200, 10000, 10168, 10250, 12400, 12500, 12710, 15500, 16400, 19375, 20336, 20500, 25000, 25420, 25625, 31000, 31775, 38750, 41000, 50000, 50840, 51250, 62000, 63550, 77500, 82000, 96875, 101680, 102500, 127100, 128125, 155000, 158875, 193750, 205000, 254200, 256250, 310000, 317750, 387500, 410000, 508400, 512500, 635500, 775000, 794375, 1025000, 1271000, 1550000, 1588750, 2050000, 2542000, 3177500, 3971875, 6355000, 7943750, 12710000, 15887500, 31775000, 63550000]

約数ペア:

[(1, 63550000), (2, 31775000), (4, 15887500), (5, 12710000), (8, 7943750), (10, 6355000), (16, 3971875), (20, 3177500), (25, 2542000), (31, 2050000), (40, 1588750), (41, 1550000), (50, 1271000), (62, 1025000), (80, 794375), (82, 775000), (100, 635500), (124, 512500), (125, 508400), (155, 410000), (164, 387500), (200, 317750), (205, 310000), (248, 256250), (250, 254200), (310, 205000), (328, 193750), (400, 158875), (410, 155000), (496, 128125), (500, 127100), (620, 102500), (625, 101680), (656, 96875), (775, 82000), (820, 77500), (1000, 63550), (1025, 62000), (1240, 51250), (1250, 50840), (1271, 50000), (1550, 41000), (1640, 38750), (2000, 31775), (2050, 31000), (2480, 25625), (2500, 25420), (2542, 25000), (3100, 20500), (3125, 20336), (3280, 19375), (3875, 16400), (4100, 15500), (5000, 12710), (5084, 12500), (5125, 12400), (6200, 10250), (6250, 10168), (6355, 10000), (7750, 8200)]