27566625

素因数分解:

$3^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:163

約数の個数: 64

約数和(自身を含む): 49870080

約数和(自身を除く): 22303455

約数列:

[1, 3, 5, 15, 19, 25, 53, 57, 73, 75, 95, 125, 159, 219, 265, 285, 365, 375, 475, 795, 1007, 1095, 1325, 1387, 1425, 1825, 2375, 3021, 3869, 3975, 4161, 5035, 5475, 6625, 6935, 7125, 9125, 11607, 15105, 19345, 19875, 20805, 25175, 27375, 34675, 58035, 73511, 75525, 96725, 104025, 125875, 173375, 220533, 290175, 367555, 377625, 483625, 520125, 1102665, 1450875, 1837775, 5513325, 9188875, 27566625]

約数ペア:

[(1, 27566625), (3, 9188875), (5, 5513325), (15, 1837775), (19, 1450875), (25, 1102665), (53, 520125), (57, 483625), (73, 377625), (75, 367555), (95, 290175), (125, 220533), (159, 173375), (219, 125875), (265, 104025), (285, 96725), (365, 75525), (375, 73511), (475, 58035), (795, 34675), (1007, 27375), (1095, 25175), (1325, 20805), (1387, 19875), (1425, 19345), (1825, 15105), (2375, 11607), (3021, 9125), (3869, 7125), (3975, 6935), (4161, 6625), (5035, 5475)]