204964250

素因数分解:

$2^1\times 5^3\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{499}}^1$

素因数の和:600

約数の個数: 64

約数和(自身を含む): 404352000

約数和(自身を除く): 199387750

約数列:

[1, 2, 5, 10, 25, 31, 50, 53, 62, 106, 125, 155, 250, 265, 310, 499, 530, 775, 998, 1325, 1550, 1643, 2495, 2650, 3286, 3875, 4990, 6625, 7750, 8215, 12475, 13250, 15469, 16430, 24950, 26447, 30938, 41075, 52894, 62375, 77345, 82150, 124750, 132235, 154690, 205375, 264470, 386725, 410750, 661175, 773450, 819857, 1322350, 1639714, 1933625, 3305875, 3867250, 4099285, 6611750, 8198570, 20496425, 40992850, 102482125, 204964250]

約数ペア:

[(1, 204964250), (2, 102482125), (5, 40992850), (10, 20496425), (25, 8198570), (31, 6611750), (50, 4099285), (53, 3867250), (62, 3305875), (106, 1933625), (125, 1639714), (155, 1322350), (250, 819857), (265, 773450), (310, 661175), (499, 410750), (530, 386725), (775, 264470), (998, 205375), (1325, 154690), (1550, 132235), (1643, 124750), (2495, 82150), (2650, 77345), (3286, 62375), (3875, 52894), (4990, 41075), (6625, 30938), (7750, 26447), (8215, 24950), (12475, 16430), (13250, 15469)]