40100450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1$

素因数の和:252

約数の個数: 96

約数和(自身を含む): 89994240

約数和(自身を除く): 49893790

約数列:

[1, 2, 5, 10, 13, 17, 19, 25, 26, 34, 38, 50, 65, 85, 95, 130, 170, 190, 191, 221, 247, 323, 325, 382, 425, 442, 475, 494, 646, 650, 850, 950, 955, 1105, 1235, 1615, 1910, 2210, 2470, 2483, 3230, 3247, 3629, 4199, 4775, 4966, 5525, 6175, 6494, 7258, 8075, 8398, 9550, 11050, 12350, 12415, 16150, 16235, 18145, 20995, 24830, 32470, 36290, 41990, 42211, 47177, 61693, 62075, 81175, 84422, 90725, 94354, 104975, 123386, 124150, 162350, 181450, 209950, 211055, 235885, 308465, 422110, 471770, 616930, 802009, 1055275, 1179425, 1542325, 1604018, 2110550, 2358850, 3084650, 4010045, 8020090, 20050225, 40100450]

約数ペア:

[(1, 40100450), (2, 20050225), (5, 8020090), (10, 4010045), (13, 3084650), (17, 2358850), (19, 2110550), (25, 1604018), (26, 1542325), (34, 1179425), (38, 1055275), (50, 802009), (65, 616930), (85, 471770), (95, 422110), (130, 308465), (170, 235885), (190, 211055), (191, 209950), (221, 181450), (247, 162350), (323, 124150), (325, 123386), (382, 104975), (425, 94354), (442, 90725), (475, 84422), (494, 81175), (646, 62075), (650, 61693), (850, 47177), (950, 42211), (955, 41990), (1105, 36290), (1235, 32470), (1615, 24830), (1910, 20995), (2210, 18145), (2470, 16235), (2483, 16150), (3230, 12415), (3247, 12350), (3629, 11050), (4199, 9550), (4775, 8398), (4966, 8075), (5525, 7258), (6175, 6494)]