39382400

素因数分解:

$2^7\times 5^2\times {\mathrm{31}}^1\times {\mathrm{397}}^1$

素因数の和:452

約数の個数: 96

約数和(自身を含む): 100678080

約数和(自身を除く): 61295680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 124, 128, 155, 160, 200, 248, 310, 320, 397, 400, 496, 620, 640, 775, 794, 800, 992, 1240, 1550, 1588, 1600, 1984, 1985, 2480, 3100, 3176, 3200, 3968, 3970, 4960, 6200, 6352, 7940, 9920, 9925, 12307, 12400, 12704, 15880, 19840, 19850, 24614, 24800, 25408, 31760, 39700, 49228, 49600, 50816, 61535, 63520, 79400, 98456, 99200, 123070, 127040, 158800, 196912, 246140, 254080, 307675, 317600, 393824, 492280, 615350, 635200, 787648, 984560, 1230700, 1270400, 1575296, 1969120, 2461400, 3938240, 4922800, 7876480, 9845600, 19691200, 39382400]

約数ペア:

[(1, 39382400), (2, 19691200), (4, 9845600), (5, 7876480), (8, 4922800), (10, 3938240), (16, 2461400), (20, 1969120), (25, 1575296), (31, 1270400), (32, 1230700), (40, 984560), (50, 787648), (62, 635200), (64, 615350), (80, 492280), (100, 393824), (124, 317600), (128, 307675), (155, 254080), (160, 246140), (200, 196912), (248, 158800), (310, 127040), (320, 123070), (397, 99200), (400, 98456), (496, 79400), (620, 63520), (640, 61535), (775, 50816), (794, 49600), (800, 49228), (992, 39700), (1240, 31760), (1550, 25408), (1588, 24800), (1600, 24614), (1984, 19850), (1985, 19840), (2480, 15880), (3100, 12704), (3176, 12400), (3200, 12307), (3968, 9925), (3970, 9920), (4960, 7940), (6200, 6352)]