2018045750

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37199}}^1$

素因数の和:37254

約数の個数: 64

約数和(自身を含む): 4456857600

約数和(自身を除く): 2438811850

約数列:

[1, 2, 5, 7, 10, 14, 25, 31, 35, 50, 62, 70, 125, 155, 175, 217, 250, 310, 350, 434, 775, 875, 1085, 1550, 1750, 2170, 3875, 5425, 7750, 10850, 27125, 37199, 54250, 74398, 185995, 260393, 371990, 520786, 929975, 1153169, 1301965, 1859950, 2306338, 2603930, 4649875, 5765845, 6509825, 8072183, 9299750, 11531690, 13019650, 16144366, 28829225, 32549125, 40360915, 57658450, 65098250, 80721830, 144146125, 201804575, 288292250, 403609150, 1009022875, 2018045750]

約数ペア:

[(1, 2018045750), (2, 1009022875), (5, 403609150), (7, 288292250), (10, 201804575), (14, 144146125), (25, 80721830), (31, 65098250), (35, 57658450), (50, 40360915), (62, 32549125), (70, 28829225), (125, 16144366), (155, 13019650), (175, 11531690), (217, 9299750), (250, 8072183), (310, 6509825), (350, 5765845), (434, 4649875), (775, 2603930), (875, 2306338), (1085, 1859950), (1550, 1301965), (1750, 1153169), (2170, 929975), (3875, 520786), (5425, 371990), (7750, 260393), (10850, 185995), (27125, 74398), (37199, 54250)]