680546500

素因数分解:

$2^2\times 5^3\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{421}}^1$

素因数の和:554

約数の個数: 96

約数和(自身を含む): 1542838752

約数和(自身を除く): 862292252

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 53, 61, 100, 106, 122, 125, 212, 244, 250, 265, 305, 421, 500, 530, 610, 842, 1060, 1220, 1325, 1525, 1684, 2105, 2650, 3050, 3233, 4210, 5300, 6100, 6466, 6625, 7625, 8420, 10525, 12932, 13250, 15250, 16165, 21050, 22313, 25681, 26500, 30500, 32330, 42100, 44626, 51362, 52625, 64660, 80825, 89252, 102724, 105250, 111565, 128405, 161650, 210500, 223130, 256810, 323300, 404125, 446260, 513620, 557825, 642025, 808250, 1115650, 1284050, 1361093, 1616500, 2231300, 2568100, 2722186, 2789125, 3210125, 5444372, 5578250, 6420250, 6805465, 11156500, 12840500, 13610930, 27221860, 34027325, 68054650, 136109300, 170136625, 340273250, 680546500]

約数ペア:

[(1, 680546500), (2, 340273250), (4, 170136625), (5, 136109300), (10, 68054650), (20, 34027325), (25, 27221860), (50, 13610930), (53, 12840500), (61, 11156500), (100, 6805465), (106, 6420250), (122, 5578250), (125, 5444372), (212, 3210125), (244, 2789125), (250, 2722186), (265, 2568100), (305, 2231300), (421, 1616500), (500, 1361093), (530, 1284050), (610, 1115650), (842, 808250), (1060, 642025), (1220, 557825), (1325, 513620), (1525, 446260), (1684, 404125), (2105, 323300), (2650, 256810), (3050, 223130), (3233, 210500), (4210, 161650), (5300, 128405), (6100, 111565), (6466, 105250), (6625, 102724), (7625, 89252), (8420, 80825), (10525, 64660), (12932, 52625), (13250, 51362), (15250, 44626), (16165, 42100), (21050, 32330), (22313, 30500), (25681, 26500)]