28554500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1$

素因数の和:246

約数の個数: 96

約数和(自身を含む): 70447104

約数和(自身を除く): 41892604

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 25, 26, 46, 50, 52, 65, 92, 100, 115, 125, 130, 191, 230, 250, 260, 299, 325, 382, 460, 500, 575, 598, 650, 764, 955, 1150, 1196, 1300, 1495, 1625, 1910, 2300, 2483, 2875, 2990, 3250, 3820, 4393, 4775, 4966, 5750, 5980, 6500, 7475, 8786, 9550, 9932, 11500, 12415, 14950, 17572, 19100, 21965, 23875, 24830, 29900, 37375, 43930, 47750, 49660, 57109, 62075, 74750, 87860, 95500, 109825, 114218, 124150, 149500, 219650, 228436, 248300, 285545, 310375, 439300, 549125, 571090, 620750, 1098250, 1142180, 1241500, 1427725, 2196500, 2855450, 5710900, 7138625, 14277250, 28554500]

約数ペア:

[(1, 28554500), (2, 14277250), (4, 7138625), (5, 5710900), (10, 2855450), (13, 2196500), (20, 1427725), (23, 1241500), (25, 1142180), (26, 1098250), (46, 620750), (50, 571090), (52, 549125), (65, 439300), (92, 310375), (100, 285545), (115, 248300), (125, 228436), (130, 219650), (191, 149500), (230, 124150), (250, 114218), (260, 109825), (299, 95500), (325, 87860), (382, 74750), (460, 62075), (500, 57109), (575, 49660), (598, 47750), (650, 43930), (764, 37375), (955, 29900), (1150, 24830), (1196, 23875), (1300, 21965), (1495, 19100), (1625, 17572), (1910, 14950), (2300, 12415), (2483, 11500), (2875, 9932), (2990, 9550), (3250, 8786), (3820, 7475), (4393, 6500), (4775, 5980), (4966, 5750)]