200519775

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{389}}^1$

素因数の和:513

約数の個数: 72

約数和(自身を含む): 377208000

約数和(自身を除く): 176688225

約数列:

[1, 3, 5, 9, 15, 25, 29, 45, 75, 79, 87, 145, 225, 237, 261, 389, 395, 435, 711, 725, 1167, 1185, 1305, 1945, 1975, 2175, 2291, 3501, 3555, 5835, 5925, 6525, 6873, 9725, 11281, 11455, 17505, 17775, 20619, 29175, 30731, 33843, 34365, 56405, 57275, 87525, 92193, 101529, 103095, 153655, 169215, 171825, 276579, 282025, 460965, 507645, 515475, 768275, 846075, 891199, 1382895, 2304825, 2538225, 2673597, 4455995, 6914475, 8020791, 13367985, 22279975, 40103955, 66839925, 200519775]

約数ペア:

[(1, 200519775), (3, 66839925), (5, 40103955), (9, 22279975), (15, 13367985), (25, 8020791), (29, 6914475), (45, 4455995), (75, 2673597), (79, 2538225), (87, 2304825), (145, 1382895), (225, 891199), (237, 846075), (261, 768275), (389, 515475), (395, 507645), (435, 460965), (711, 282025), (725, 276579), (1167, 171825), (1185, 169215), (1305, 153655), (1945, 103095), (1975, 101529), (2175, 92193), (2291, 87525), (3501, 57275), (3555, 56405), (5835, 34365), (5925, 33843), (6525, 30731), (6873, 29175), (9725, 20619), (11281, 17775), (11455, 17505)]