30565575

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:225

約数の個数: 72

約数和(自身を含む): 59366736

約数和(自身を除く): 28801161

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 61, 75, 85, 131, 153, 183, 225, 255, 305, 393, 425, 549, 655, 765, 915, 1037, 1179, 1275, 1525, 1965, 2227, 2745, 3111, 3275, 3825, 4575, 5185, 5895, 6681, 7991, 9333, 9825, 11135, 13725, 15555, 20043, 23973, 25925, 29475, 33405, 39955, 46665, 55675, 71919, 77775, 100215, 119865, 135847, 167025, 199775, 233325, 359595, 407541, 501075, 599325, 679235, 1222623, 1797975, 2037705, 3396175, 6113115, 10188525, 30565575]

約数ペア:

[(1, 30565575), (3, 10188525), (5, 6113115), (9, 3396175), (15, 2037705), (17, 1797975), (25, 1222623), (45, 679235), (51, 599325), (61, 501075), (75, 407541), (85, 359595), (131, 233325), (153, 199775), (183, 167025), (225, 135847), (255, 119865), (305, 100215), (393, 77775), (425, 71919), (549, 55675), (655, 46665), (765, 39955), (915, 33405), (1037, 29475), (1179, 25925), (1275, 23973), (1525, 20043), (1965, 15555), (2227, 13725), (2745, 11135), (3111, 9825), (3275, 9333), (3825, 7991), (4575, 6681), (5185, 5895)]