1222349375

素因数分解:

$5^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1$

素因数の和:298

約数の個数: 80

約数和(自身を含む): 1780230144

約数和(自身を除く): 557880769

約数列:

[1, 5, 13, 23, 25, 31, 65, 115, 125, 155, 211, 299, 325, 403, 575, 625, 713, 775, 1055, 1495, 1625, 2015, 2743, 2875, 3565, 3875, 4853, 5275, 6541, 7475, 8125, 9269, 10075, 13715, 14375, 17825, 19375, 24265, 26375, 32705, 37375, 46345, 50375, 63089, 68575, 85033, 89125, 121325, 131875, 150443, 163525, 186875, 231725, 251875, 315445, 342875, 425165, 445625, 606625, 752215, 817625, 1158625, 1577225, 1714375, 1955759, 2125825, 3033125, 3761075, 4088125, 5793125, 7886125, 9778795, 10629125, 18805375, 39430625, 48893975, 53145625, 94026875, 244469875, 1222349375]

約数ペア:

[(1, 1222349375), (5, 244469875), (13, 94026875), (23, 53145625), (25, 48893975), (31, 39430625), (65, 18805375), (115, 10629125), (125, 9778795), (155, 7886125), (211, 5793125), (299, 4088125), (325, 3761075), (403, 3033125), (575, 2125825), (625, 1955759), (713, 1714375), (775, 1577225), (1055, 1158625), (1495, 817625), (1625, 752215), (2015, 606625), (2743, 445625), (2875, 425165), (3565, 342875), (3875, 315445), (4853, 251875), (5275, 231725), (6541, 186875), (7475, 163525), (8125, 150443), (9269, 131875), (10075, 121325), (13715, 89125), (14375, 85033), (17825, 68575), (19375, 63089), (24265, 50375), (26375, 46345), (32705, 37375)]